ABB IRB 4400 - 45 Product Manual page 246

5 Calibration information
5.5. Updating revolution counters
Continued
244
Action
6.
If a revolution counter is incorrectly updated, it will cause incorrect robot positioning,
which in turn may cause damage or injury!
Check the calibration position very carefully after each update.
See section Checking the calibration position on page 245.
3HAC022032-001 Revision: E